28349175

素因数分解:

$3^1\times 5^2\times {\mathrm{191}}^1\times {\mathrm{1979}}^1$

素因数の和:2183

約数の個数: 24

約数和(自身を含む): 47139840

約数和(自身を除く): 18790665

約数列:

[1, 3, 5, 15, 25, 75, 191, 573, 955, 1979, 2865, 4775, 5937, 9895, 14325, 29685, 49475, 148425, 377989, 1133967, 1889945, 5669835, 9449725, 28349175]

約数ペア:

[(1, 28349175), (3, 9449725), (5, 5669835), (15, 1889945), (25, 1133967), (75, 377989), (191, 148425), (573, 49475), (955, 29685), (1979, 14325), (2865, 9895), (4775, 5937)]